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Internal Medicine in Diamond Bar, CA

Active Internal Medicine providers practising in Diamond Bar, California. Profiles include the NPI number, taxonomy code, license state, and practice address.

21 providers indexed

Internal Medicine providers in Diamond Bar, CA

NPI Name Type Specialty Location
1265016687 Al-Sayed MD Inc Organization Endocrinology, Diabetes & Metabolism Physician Diamond Bar, CA
1023831682 Alaa Hajal MD Organization Internal Medicine Physician Diamond Bar, CA
1457540460 Amar Medical Group Inc Organization Internal Medicine Physician Diamond Bar, CA
1386330439 Anees MD, Inc Organization Internal Medicine Physician Diamond Bar, CA
1730575473 Chandan Gowda Individual Internal Medicine Physician Diamond Bar, CA
1407810666 Chengcong Wu Individual Internal Medicine Physician Diamond Bar, CA
1851928428 Claire Daniel Individual Internal Medicine Physician Diamond Bar, CA
1518054048 Diamond Bar Cardiovascular Medical Group Inc Organization Cardiovascular Disease Physician Diamond Bar, CA
1427231802 Edwin Chuong Individual Internal Medicine Physician Diamond Bar, CA
1912084534 Jenchen Yang Individual Cardiovascular Disease Physician Diamond Bar, CA
1497199772 Jonathan D Ou MD Inc Organization Internal Medicine Physician Diamond Bar, CA
1518109719 Jonathan Ou Individual Internal Medicine Physician Diamond Bar, CA
1790732865 Kamini S Chari MD Inc Organization Internal Medicine Physician Diamond Bar, CA
1750477824 Lorindha Argudo Individual Internal Medicine Physician Diamond Bar, CA
1881717197 Michael Kwok Individual Internal Medicine Physician Diamond Bar, CA
1336214766 Phillip Wunder Individual Internal Medicine Physician Diamond Bar, CA
1790750743 Steve Chan Individual Internal Medicine Physician Diamond Bar, CA
1154624153 Steve Li Chan MD Inc Organization Internal Medicine Physician Diamond Bar, CA
1437141587 Sung Yoo Individual Gastroenterology Physician Diamond Bar, CA
1588639538 Yuh-Huey Wang Individual Internal Medicine Physician Diamond Bar, CA
1427350156 Yuh-Huey Wang M.D. Inc Organization Internal Medicine Physician Diamond Bar, CA

Frequently asked questions

How many Internal Medicine providers are in Diamond Bar, CA?
The latest NPPES snapshot lists 21 active Internal Medicine providers with a practice address in Diamond Bar, California.
How do I check a Internal Medicine provider's NPI in Diamond Bar?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry: every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-13.